AND AD-4401A - Check Weighing 2

AD-4401A
Page 30
9.2. Check Weighing 2
When the weight value is compared with the setpoint and the condition is met, the control output turns ON.
Condition Control output
Gross value ≤ Near-zero
Near-zero
Net value > Target
+
Hi-Hi limit
Hi-Hi
Target
+
Hi-Hi limit ≥ Net value > Target
+
Hi limit Hi
Target
+
Hi limit ≥ Net value ≥ Target
-
Lo limit Go
Target
-
Lo limit > Net value ≥ Target
-
Lo-Lo limit Lo
Net value < Target + Lo-Lo limit Lo-Lo
Timing chart
Near-
Zero
Gross
Hi-Hi out
put
Hi output
Go output
Lo output
Lo-
Lo output
Near-
zero output
Target + Lo-
Lo
Target + Lo limit
Target + Hi l
imit
Target + Hi-
Hi limit
Net
Target